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525461760068 = 22718766491431
BaseRepresentation
bin1111010010101111111…
…01100010100001000100
31212020022100000010210012
413221113331202201010
532102121202310233
61041221021045352
752651301160110
oct7512775424104
91766270003705
10525461760068
11192935512713
1285a080b6858
133a72123a9ab
141b60aa4a740
15da06118548
hex7a57f62844

525461760068 has 12 divisors (see below), whose sum is σ = 1050923520192. Its totient is φ = 225197897160.

The previous prime is 525461760041. The next prime is 525461760133. The reversal of 525461760068 is 860067164525.

525461760068 is an admirable number.

It is a super-2 number, since 2×5254617600682 (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 525461759998 and 525461760025.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9383245688 + ... + 9383245743.

It is an arithmetic number, because the mean of its divisors is an integer number (87576960016).

Almost surely, 2525461760068 is an apocalyptic number.

It is an amenable number.

525461760068 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

525461760068 is a wasteful number, since it uses less digits than its factorization.

525461760068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18766491442 (or 18766491440 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 525461760068 in words is "five hundred twenty-five billion, four hundred sixty-one million, seven hundred sixty thousand, sixty-eight".

Divisors: 1 2 4 7 14 28 18766491431 37532982862 75065965724 131365440017 262730880034 525461760068